Swing seat unit



FIG. 1 is a perspective view of a swing seat unit showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an end elevation view thereof; and,

FIG. 6 is a front elevation of one seat taken along line 6--6 of FIG. 1.

The cylindrical members shown broken away throughout the views indicateindeterminate length.

The ornamental design for a swing seat unit, as shown and described.